From 638f8647a6887f649f5e31e0177c8c9ac4225a46 Mon Sep 17 00:00:00 2001
From: X512 <danger_mail@list.ru>
Date: Sun, 7 Jun 2020 23:45:29 +0900
Subject: [PATCH] app_server: fix crash caused by missing locking
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Change-Id: Ib9b0c2282f947c0c6ac61fc3e97f9eca7af8dda4
Reviewed-on: https://review.haiku-os.org/c/haiku/+/2891
Reviewed-by: waddlesplash <waddlesplash@gmail.com>
Reviewed-by: Axel Dörfler <axeld@pinc-software.de>
---
 src/servers/app/ServerApp.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/servers/app/ServerApp.cpp b/src/servers/app/ServerApp.cpp
index e2092f60df..6250f119d6 100644
--- a/src/servers/app/ServerApp.cpp
+++ b/src/servers/app/ServerApp.cpp
@@ -922,6 +922,7 @@ ServerApp::_DispatchMessage(int32 code, BPrivate::LinkReceiver& link)
 					int32 token = -1;
 					link.Read<int32>(&token);
 
+					BAutolock _(fMapLocker);
 					if (ServerPicture* subPicture = _FindPicture(token))
 						picture->NestPicture(subPicture);
 				}